Cozytouch vs Klarstein
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cozytouch
Control your home's heating, water heating, and ventilation systems remotely. Monitor room temperatures, hot water levels, and air quality. Analyze energy consumption to save on costs and manage your home's comfort from anywhere.
- Remote monitoring and control
- Energy consumption analysis
- Time away management
- Adjust heating and cooling
- Monitor hot water levels
- Check indoor air quality
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With Cozytouch, you can control your thermal comfort whenever and wherever you want ! With Cozytouch connected solutions, you can master your comfort at the touch of a button! Just one Cozytouch gateway per household is needed to control your heating, water heating and ventilation systems*. When linked to the Cozytouch gateway, the app lets you control your connected appliances: radiators, bathroom radiators, heat pumps, VMC, air conditioning, water heaters, zone control and interfaces. - REMOTELY MONITOR AND CONTROL YOUR PRODUCTS Whether away at work or at home on the sofa, you can check the room temperature in your home, the amount of available hot water remaining and the indoor air quality. Use the information to adjust your settings for optimum comfort. - VISUALISE AND ANALYSE YOUR ENERGY CONSUMPTION Save on energy costs by looking at each individual room to determine the amount of electricity used by your products per week, month and year. - MANAGE YOUR TIME AWAY Set your mind at ease when you leave home; Cozytouch lets you turn off your appliances from wherever you spend your weekends or holidays, as well as set the date and time of your return home. Thanks to the Cozytouch app, you can manage your comfort from anywhere and save money by optimising your energy use. Simple and intuitive, Cozytouch is indispensable for saving money and adapting the comfort in your home to suit your needs and desires, also providing other useful information such as the weather and the air quality in your area.
Klarstein
Control and monitor your smart home devices remotely from anywhere in the world. Organize devices by room, track real-time temperature and humidity, and access guides to learn app features. Stay updated on sales and connect with customer support.
- Remote device control
- Real-time monitoring
- Room organization
- Temperature and humidity tracking
- In-app guides
- Sales information
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Connect smart Klarstein devices, control and monitor them remotely from everywhere in the world only through the Klarstein app. Key features at your disposal in Klarstein App: Connect your smart Klarstein devices in a couple of taps: • Control and monitor your smart Klarstein devices using this app from everywhere, either from your office or travelling around the world. All you need is internet access. • Depending on your smart device, seamlessly monitor the real-time temperature and humidity and set your desired parameter with only a few taps. • Create different rooms in your apartment, e.g. living room, bedrooms, etc, and specify in which room your smart device is located. In this way, you can keep track of temperature and humidity in different areas of your apartment. • Make a tour through the app with our guides! We make sure you know how to use the app and its different features. Stay tuned with us: • Find information about our upcoming sales. • Stay in touch with our customer support and let us know how you like our app. Some features may not be available for all products. We update the app regularly so you can get the most out of your products. Send us a message: appsupport@go-bbg.com • • • Klarstein stands for innovative Modern Living products designed in Berlin. Klarstein's broad product range includes strong household helpers of all kinds: from kitchen appliances to home appliances to climate control products, everything is available. Through exciting colours, innovative technology and unique styles, the products of Klarstein fit seamlessly into the individual living ambience and become indispensable companions in the everyday life of our customers. At Klarstein, the slogan "time for variety" is both a claim and a guiding principle, which runs like a red thread through the entire product portfolio.
Screenshots
Verdict
The clearest difference is review sentiment: Klarstein at 52% against Cozytouch's 15%. Klarstein also leads on rating (4.3 vs 3.9) and monetization model (free vs free with in-app purchases). Cozytouch's advantage is ratings volume (114 vs 29). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Klarstein holds the better App Store score, 4.3 against 3.9. Both are backed by a comparable volume of ratings — 114 and 29 respectively. Written reviews point the same way: 15% of Cozytouch's written reviews are positive against 52% of Klarstein's.
Cozytouch ships an update every 4 weeks, Klarstein monthly. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.
| Parameter | Cozytouch | Klarstein |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (114 ratings) | 4.3 (29 ratings) — better |
| Positive reviews | 15.0% of reviews | 52.3% of reviews — better |
| Number of ratings | 114 — better | 29 |
| Update frequency | Every 4 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 218 MB | 243 MB |
| Age rating | 4+ | 4+ |
| Developer | ATLANTIC INDUSTRIE | Chal-Tec GmbH |
Customer experience
Cozytouch
Klarstein
Bugs and requests
Cozytouch
Not enough reviews yet to summarise bugs or requests.
Klarstein
Reported bugs
36 issues- App crashes after update
- Schedules ignored or reset randomly
- Devices turn on/off randomly
- Temperature settings are random
- App does not work after update
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- Cannot log in
- QR code scanning issues
- Timers/countdown feature broken
- Lost previous schedules after update
- Cannot set timers for less than an hour
- Previous schedule settings deleted after update
- Cannot apply scheduled times for more than one day
- App freezes or shows endless loading
- Devices disappear from app after update
- Cannot add devices back after update
- UI text overlaps
- Humidity display incorrect and setting changes result in incorrect values
- Stecker-Reaktor not supported
- App requires reinstallation to work
- Login issues after update
- Wi-Fi connection issues
- Password change not possible
- Ventilation speed adjustment missing in refresh mode
- App loses connection to devices
- Error when accessing link
- Cannot reset password
- App not supporting English
- Incorrect time selection in scheduler
- Device not in list
- Air fryer not supported
- Blank screens and half visible wording
- Crashing all the time
- Cannot connect to WiFi
- UI improvements needed for schedule process
- Auto mode disables manual schedule switching
- New scheduler is unfriendly
Requested features
11 requests- Dark mode
- Power consumption monitoring
- Siri/HomeKit integration
- Ability to select multiple devices for scenes
- Remove sound on radiator
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- Widgets for the app
- Customizable presets
- Ability to disable open window detection permanently
- HomeKit or Matter update
- Copy day option for schedules
- More recipes for milk maker
In-app purchases
Cozytouch
No in-app purchases
Klarstein
No in-app purchases









